Fine-tuning two-particle interferometry - I: Effects from temperature gradients in the source

Tomasik, Boris and Heinz, Ulrich (1998) Fine-tuning two-particle interferometry - I: Effects from temperature gradients in the source. EUROPEAN PHYSICAL JOURNAL C, 4 (2). pp. 327-338. ISSN 1434-6044, 1434-6052

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Abstract

A comprehensive model study of Bose-Einstein correlation radii in heavy ion collisions is presented. The starting point is a longitudinally and transversally expanding fireball, represented at freeze-out by an azimuthally symmetric emission function. The freeze-out temperature is allowed to feature transverse and temporal gradients. Their effects on the correlation radii are studied. In particular, ne evaluate numerically their dependence on the transverse mass of the particle pairs and check a recent suggestion, based on analytical approximations, that for certain reasonable source parameters all three correlation radii satisfy simultaneously a 1/root M-perpendicular to scaling.

Item Type: Article
Uncontrolled Keywords: BOSE-EINSTEIN CORRELATIONS; HEAVY-ION COLLISIONS; TRANSVERSE-MOMENTUM DEPENDENCE; 2-PARTICLE CORRELATIONS; PION INTERFEROMETRY; NUCLEAR COLLISIONS; SOURCE PARAMETERS; IDENTICAL PIONS; FINITE SYSTEMS; SPECTRA
Subjects: 500 Science > 530 Physics
Divisions: Physics > Institute of Theroretical Physics
Depositing User: Dr. Gernot Deinzer
Date Deposited: 24 Feb 2023 06:58
Last Modified: 24 Feb 2023 06:58
URI: https://pred.uni-regensburg.de/id/eprint/49757

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